treeclim-shifters: Shift months one or two years back
Description
These functions are used to specify months from previous years for
the design matrix. .(1) is the same as -1, and
specifies previous year's January, whereas ..(1) signifies
January of the year prior to the last year.
Usage
.(x)
..(x)
Arguments
x
numeric identifier (of length 1) for the months (1 for
January, ..., 12 for December)